River Anchor, 12 LBS Boat Anchor Cast Iron Black Vinyl-Coated with Shackle, Marine Grade Mushroom Anchor for Boats Up To 10 ft, Impressive Holding Power in River and Mud Bottom LakesRiver Anchor, 12 LBS Boat Anchor Cast Iron Black Vinyl Coated with Shackle, Marine Grade Mushroom Anchor for Boats Up To 10 ft, Impressive Holding Power in River and Mud Bottom Lakes Product Features 12 LBS River Anchor Unlike traditional anchors, our river anchor is specifically designed to withstand the force of the river and weighs 12 lbs for optimal stability. It's recommended for use in protected inland waters, avoiding areas with underwater